<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  <div id="test"></div>

  <script src="../js/react.development.js"></script>
  <script src="../js/react-dom.development.js"></script>
  <script src="../js/babel.min.js"></script>

  <script type="text/babel">
    // 创建函数式组件  首字母大写
    function MyComponent () {
      return <h2>创建函数式组件</h2>
    }
    // 渲染到页面
    ReactDOM.render (<MyComponent/>, document.getElementById ('test'))
  </script>
</body>
</html>